The company behind the Soylent food replacement recently published a blog post clearly articulating why GMOs can actually be very beneficial, and how they have naturally been in existence for a very long time.
It opens with "As a society, we struggle to satisfy the global demand for food. One in nine people across the globe suffer from hunger, and in order to keep pace with the rate of population growth, we will need to be able to produce 70 percent more food by 2050."
Read it on their blog.